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CVE PROGRAM SOURCE RECORD9.9 Critical

CVE-2026-90970

Improper Neutralization of Special Elements Used in a Template Engine in GitLab AI Gateway

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Status
Published
Published
Updated
Assigning organization
GitLab

Description

GitLab has remediated a vulnerability in the GitLab AI Gateway component affecting all versions of the AI Gateway from 18.1.6 before 19.2.4, 19.3 before 19.3.2, and 19.4 before 19.4.1 that, under certain conditions, could have allowed an authenticated user with Duo Agent Platform access to escape the prompt template sandbox via a specially crafted flow configuration, resulting in arbitrary command execution on the AI Gateway.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

GitLab GitLab AI Gateway

Default version status: unaffected

  • 18.1.6 to < 19.2.4affected
  • 19.3 to < 19.3.2affected
  • 19.4 to < 19.4.1affected

References